tests: this commit includes credential interceptor tests to validate authorization bearer header injection via x-credential.

Author: https-richardy

Boundaries/Comanda.Payments/Tests/Unit/Intecerptors/CredentialInterceptorTests.cs

@@ -0,0 +1,48 @@
+namespace Comanda.Payments.TestSuite.Unit.Intecerptors;
+
+public sealed class CredentialInterceptorTests
+{
+    [Fact(DisplayName = "[interceptor] - when x-credential header is provided then bearer authorization should be injected")]
+    public async Task When_CredentialHeaderIsProvided_ThenBearerAuthorizationShouldBeInjected()
+    {
+        var credential = Identifier.Generate<Payment>();
+        var httpContext = new DefaultHttpContext();
+
+        httpContext.Request.Headers[WebApi.Constants.Headers.Credential] = credential;
+
+        var accessor = new HttpContextAccessor
+        {
+            HttpContext = httpContext
+        };
+
+        var probe = new ProbeHandler();
+        var interceptor = new CredentialInterceptor(accessor)
+        {
+            InnerHandler = probe
+        };
+
+        var invoker = new HttpMessageInvoker(interceptor);
+        var request = new HttpRequestMessage(HttpMethod.Get, "https://localhost/payments");
+
+        _ = await invoker.SendAsync(request, TestContext.Current.CancellationToken);
+
+        Assert.NotNull(probe.CapturedRequest);
+        Assert.NotNull(probe.CapturedRequest.Headers.Authorization);
+
+        Assert.Equal("Bearer", probe.CapturedRequest.Headers.Authorization.Scheme);
+        Assert.Equal(credential, probe.CapturedRequest.Headers.Authorization.Parameter);
+    }
+
+    private sealed class ProbeHandler : HttpMessageHandler
+    {
+        public HttpRequestMessage? CapturedRequest { get; private set; }
+
+        protected override Task<HttpResponseMessage> SendAsync(
+            HttpRequestMessage request, CancellationToken cancellationToken)
+        {
+            CapturedRequest = request;
+
+            return Task.FromResult(new HttpResponseMessage(HttpStatusCode.OK));
+        }
+    }
+}

Boundaries/Comanda.Payments/Tests/Usings.cs

@@ -4,6 +4,7 @@
 global using System.Net.Mime;
 
 global using Microsoft.AspNetCore.Mvc.Testing;
+global using Microsoft.AspNetCore.Http;
 global using Microsoft.Extensions.DependencyInjection;
 
 global using Comanda.Payments.Domain.Aggregates;
@@ -21,6 +22,7 @@
 global using Comanda.Payments.TestSuite.Fixtures;
 global using Comanda.Payments.TestSuite.Mocks;
 global using Comanda.Payments.WebApi;
+global using Comanda.Payments.WebApi.Interceptors;
 
 global using HttpsRichardy.Internal.Essentials.Concepts;
 global using HttpsRichardy.Internal.Essentials.Utilities;